Allied Telesis AT-8550SP - Manual (Page 22)

Overview
22
100Base-FX Fiber Optic Ports
This section applies to the AT-8516F/SC switch.
Type of
Connector
The fiber optic ports on the AT-8516F/SC switch have dual SC
connectors.
Speed The fiber optic ports have a fixed operating speed of 100 megabits per
second (Mbps). The speed cannot be changed.
Duplex Mode The fiber optic ports can operate in either half- or full-duplex mode. You
can set the duplex mode manually or allow the switch to set it
automatically through Auto-Negotiation.
Maximum
Distance
Each fiber optic port has a maximum operating distance of two
kilometers (1.25 miles) when operating in full-duplex mode and 412
meters (1,360 feet) when operating in half-duplex mode.
Type of Cable The fiber optic ports can use either 50/125 or 62.5/125 micron
multimode fiber optic cable.
Note
Do not use single-mode fiber optic cable with these ports.